Add initial version

The initial version implements the basic functionality
of the client/server communication and lease management.

For now, one lease is created per valid connector (dependent
on CRTC availablity).

Bug-AGL: SPEC-3729

Signed-off-by: Damian Hobson-Garcia <dhobsong@igel.co.jp>
Change-Id: I2b37a892742cc22bdc53a5172c8ad3d8a7bb5e66

2 files changed, 90 insertions, 0 deletions

diff --git a/common/test/test-helpers.c b/common/test/test-helpers.c
new file mode 100644
index 0000000..ea37a89
--- /dev/null
+++ b/common/test/test-helpers.c
@@ -0,0 +1,56 @@
+/* Copyright 2020-2021 IGEL Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "test-helpers.h"
+#include <check.h>
+
+#include <errno.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+int get_dummy_fd(void)
+{
+	return dup(STDIN_FILENO);
+}
+
+void check_fd_equality(int fd1, int fd2)
+{
+	struct stat s1, s2;
+	ck_assert_int_eq(fstat(fd1, &s1), 0);
+	ck_assert_int_eq(fstat(fd2, &s2), 0);
+	ck_assert_int_eq(s1.st_dev, s2.st_dev);
+	ck_assert_int_eq(s1.st_ino, s2.st_ino);
+}
+
+void check_fd_is_open(int fd)
+{
+	struct stat st;
+	ck_assert_int_eq(fstat(fd, &st), 0);
+}
+
+void check_fd_is_closed(int fd)
+{
+	struct stat st;
+	ck_assert_int_ne(fstat(fd, &st), 0);
+	ck_assert_int_eq(errno, EBADF);
+}
+
+void check_uint_array_eq(const uint32_t *a, const uint32_t *b, int cnt)
+{
+	for (int i = 0; i < cnt; i++) {
+		ck_assert_msg(a[i] == b[i], "Array diff at index %d (%u != %u)",
+			      i, a[i], b[i]);
+	}
+}
diff --git a/common/test/test-helpers.h b/common/test/test-helpers.h
new file mode 100644
index 0000000..8886acd
--- /dev/null
+++ b/common/test/test-helpers.h
@@ -0,0 +1,34 @@
+/* Copyright 2020-2021 IGEL Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef TEST_HELPERS_H
+#define TEST_HELPERS_H
+
+#include <stdint.h>
+
+#define UNUSED(x) (void)(x)
+#define ARRAY_LEN(x) ((int)(sizeof(x) / sizeof(x[0])))
+
+/* Get a vaild fd to use a a placeholder.
+ * The dummy fd should never be used for anything other
+ * than comparing the fd value or the referenced file description. */
+int get_dummy_fd(void);
+
+void check_fd_equality(int fd1, int fd2);
+void check_fd_is_open(int fd);
+void check_fd_is_closed(int fd);
+
+void check_uint_array_eq(const uint32_t *a, const uint32_t *b, int cnt);
+#endif